Adjustable writing board

ABSTRACT

An adjustable writing board includes a planar member having a front face, a rear face opposed to the front face, two side edges slidably engaged with a first station and a second station respectively; a selective third station slidably engaged with a middle portion of the planar member; a selective remote control panel electrically connected with the first station, the second station, and/or the third station to control operations thereof; wherein each of the first station, the second station, and/or the third station comprises a locking mechanism having a slide guiding rail, a wheel roller slidably received in the slide guiding rail, and a plurality of stoppers, which can retract and contract to block and release the wheel roller.

FIELD OF THE DISCLOSURE

The present disclosure relates to a writing board, and moreparticularly, an adjustable writing board with an adjusting mechanismadopted to adjust the positions and levels of the writing board.

BACKGROUND OF THE DISCLOSURE

Writing boards are well-known in the art. However, they often do notprovide for height adjustment which are easier for teachers andstudents, some of the apparatus available for adjustment are cumbersome,complex and expensive. Prior to the present invention, the writing boardcannot be neither easily moved manually nor controlled remotely toadjust the positions and levels.

All referenced patents, applications and literatures are incorporatedherein by reference in their entirety. Furthermore, where a definitionor use of a term in a reference, which is incorporated by referenceherein, is inconsistent or contrary to the definition of that termprovided herein, the definition of that term provided herein applies andthe definition of that term in the reference does not apply. Thedisclosed embodiments may seek to satisfy one or more of theabove-mentioned desires. Although the present embodiments may obviateone or more of the above-mentioned desires, it should be understood thatsome aspects of the embodiments might not necessarily obviate them

BRIEF SUMMARY OF THE DISCLOSURE

In a general implementation, an adjustable writing board comprises aplanar member having a front face, a rear face opposed to the frontface, two side edges slidably engaged with a first station and a secondstation respectively; a selective remote control panel electricallyconnected with the first station and the second station to controloperations thereof; wherein each of the first station, the secondstation comprises a locking mechanism having a slide guiding rail, awheel roller slidably received in the slide guiding rail, and aplurality of stoppers, which can retract and contract to block andrelease the wheel roller.

In another aspect combinable with the general implementation, the planarmember is manually and horizontally moved by hand from top to bottomalong the first and the second stations.

In another aspect combinable with the general implementation, at leastone of the two side edges of the planar member are vertically movedalong the first and second stations.

In another aspect combinable with the general implementation, furthercomprising a third station slidably engaged with a middle portion of theplanar member.

In another aspect combinable with the general implementation, at leastone of the two side edges and the middle portion of the planar memberare syncronizedly moved along the first, the second, and the thirdstations at the same level.

In another aspect combinable with the general implementation, at leastone of the first station, the second station, and/or the third stationare affixed on a wall.

In another aspect combinable with the general implementation, furthercomprising a supporting stand affixed around a periphery of the planarmember to support the planar member on a ground.

In another aspect combinable with the general implementation, thesupporting stand is affixed along a bottom edge and two side edges ofthe planar member.

In another aspect combinable with the general implementation, the firststation and the second station are arranged between the two side edgesof the planar member and the supporting stand.

In another aspect combinable with the general implementation, furthercomprising a press button on at least one of the first station, thesecond station, and/or the third station.

While this specification contains many specific implementation details,these should not be construed as limitations on the scope of anyinventions or of what may be claimed, but rather as descriptions offeatures specific to particular implementations of particularinventions. Certain features that are described in this specification inthe context of separate implementations can also be implemented incombination in a single implementation. Conversely, various featuresthat are described in the context of a single implementation can also beimplemented in multiple implementations separately or in any suitablesubcombination. Moreover, although features may be described above andbelow as acting in certain combinations and even initially claimed assuch, one or more features from a claimed combination can in some casesbe excised from the combination, and the claimed combination may bedirected to a subcombination or variation of a subcombination.

A number of implementations have been described. Nevertheless, it willbe understood that various modifications may be made without departingfrom the spirit and scope of the disclosure. For example, exampleoperations, methods, or processes described herein may include moresteps or fewer steps than those described. Further, the steps in suchexample operations, methods, or processes may be performed in differentsuccessions than that described or illustrated in the figures.Accordingly, other implementations are within the scope of the followingclaims.

The details of one or more implementations of the subject matterdescribed in this disclosure are set forth in the accompanying drawingsand the description below. Other features, aspects, and advantages ofthe subject matter will become apparent from the description, thedrawings, and the claims.

BRIEF DESCRIPTION OF THE DRAWINGS

It should be noted that the drawing figures may be in simplified formand might not be to precise scale. In reference to the disclosureherein, for purposes of convenience and clarity only, directional termssuch as top, bottom, left, right, up, down, over, above, below, beneath,rear, front, distal, and proximal are used with respect to theaccompanying drawings. Such directional terms should not be construed tolimit the scope of the embodiment in any manner.

FIG. 1 is the front view of the adjustable writing board as described inone embodiment of the present invention.

FIG. 2 is the side view of the adjustable writing board showing theslide guiding rail, the wheel roller and the stoppers as described inone embodiment of the present invention.

FIG. 3 is the front view of the adjustable writing board showing theboard locking in desired position as described in one embodiment of thepresent invention.

FIG. 4 is the front view of the adjustable writing board as described ina second embodiment of the present invention.

FIG. 5 is the front view of the adjustable writing board as described inanother embodiment of the present invention.

FIG. 6 is the front view of the adjustable writing board as described inanother embodiment of the present invention.

DETAILED DESCRIPTION OF THE EMBODIMENTS

Many alterations and modifications may be made by those having ordinaryskill in the art without departing from the spirit and scope of thedisclosed embodiments. Therefore, it must be understood that theillustrated embodiments have been set forth only for the purposes ofexample and that it should not be taken as limiting the embodiments asdefined by the following claims. For example, notwithstanding the factthat the elements of a claim are set forth below in a certaincombination, it must be expressly understood that the embodimentincludes other combinations of fewer, more or different elements, whichare disclosed herein even when not initially claimed in suchcombinations.

Thus, specific embodiments and applications of the adjustable writingboard have been disclosed. It should be apparent, however, to thoseskilled in the art that many more modifications besides those alreadydescribed are possible without departing from the disclosed conceptsherein. The disclosed embodiments, therefore, is not to be restrictedexcept in the spirit of the appended claims. Moreover, in interpretingboth the specification and the claims, all terms should be interpretedin the broadest possible manner consistent with the context. Inparticular, the terms “comprises” and “comprising” should be interpretedas referring to elements, components, or steps in a non-exclusivemanner, indicating that the referenced elements, components, or stepsmay be present, or utilized, or combined with other elements,components, or steps that are not expressly referenced. Insubstantialchanges from the claimed subject matter as viewed by a person withordinary skill in the art, now known or later devised, are expresslycontemplated as being equivalents within the scope of the claims.Therefore, obvious substitutions now or later known to one with ordinaryskill in the art are defined to be within the scope of the definedelements. The claims are thus to be understood to include what isspecifically illustrated and described above, what is conceptuallyequivalent, what can be obviously substituted and also what essentiallyincorporates the essential idea of the embodiments. In addition, wherethe specification and claims refer to at least one of something selectedfrom the group consisting of A, B, C . . . and N, the text should beinterpreted as requiring at least one element from the group whichincludes N, not A plus N, or B plus N, etc.

The words used in this specification to describe the various embodimentsare to be understood not only in the sense of their commonly definedmeanings, but to include by special definition in this specificationstructure, material or acts beyond the scope of the commonly definedmeanings. Thus if an element can be understood in the context of thisspecification as including more than one meaning, then its use in aclaim must be understood as being generic to all possible meaningssupported by the specification and by the word itself.

The definitions of the words or elements of the following claimstherefore include not only the combination of elements which areliterally set forth, but all equivalent structure, material or acts forperforming substantially the same function in substantially the same wayto obtain substantially the same result. In this sense, it is thereforecontemplated that an equivalent substitution of two or more elements maybe made for anyone of the elements in the claims below or that a singleelement may be substituted for two or more elements in a claim. Althoughelements may be described above as acting in certain combinations andeven initially claimed as such, it is to be expressly understood thatone or more elements from a claimed combination can in some cases beexcised from the combination and that the claimed combination may bedirected to a subcombination or variation of a sub combination.

FIG. 1 generally depicts the basic architecture of an adjustable writingboard in accordance with the one of the disclosed embodiments.

In one embodiment, an adjustable writing board 100 comprises a planarmember 101 having a front face 102, a rear face 103 opposed to the frontface, two side edges 104 and 105 slidably engaged with a first station106 and a second station 107 respectively; a third station 108 slidablyengaged with a middle portion of the planar member 101; a remote controlpanel electrically connected with the first station 106, the secondstation 107, and the third station 108 to control operations thereof;wherein each of the first station 106, the second station 107, and thethird station 108 comprises a slide guiding rail 109 and a wheel rollerslidably received in the slide guiding rail.

When the writing board 100 are in use, at least one of the first station106, the second station 107, and the third station 108 may be affixed ona wall. For example, the planar member 101 of the writing board 100 maybe eight feet in length and four feet in height, which may be either achalk or white board. Each station may be eight feet in height,vertically installed one foot above the ground. The length and heightmay be adjusted according to the using situation and by ordinary means.

When adjusting the position of the writing board 100, at least one ofthe two side edges 104 and 105 of the planar member 101 are verticallymoved along the first station 106 and second station 107, at least oneof the two side edges 104 and 105 and the middle portion of the planarmember 101 are syncronizedly moved along the first station 106, thesecond station 107, and the third station 108 at the same level.

FIG. 2 demonstrates the side view of the adjustable writing board,specifically a locking mechanism 200 having a slide guiding rail 205, awheel roller 204 slidably received in the slide guiding rail 205, and aplurality of stoppers, which can retract and contract to block andrelease the wheel roller 204. Wheel roller 204 rolls up and down insidethe slide guide rail 205 until in desired position. The slide guide rail205 guides the writing board up and down in a fixed position. When thewriting board are adjusted by a remote control panel which electricallyconnected with a first station, a second station, and a selective thirdstation to control operation, the stopper 201 retracts when underpressure from the wheel roller 204, the stopper 202 contracts when notunder pressure from the wheel roller 204, and the spring loaded stopper203 keeps the writing board in desired position.

FIG. 3 demonstrates the front view of the adjustable writing board 300,wherein the writing board 300 locking in desired position for teacher,student or child. When the writing board 300 are adjusted by a remotecontrol panel which electrically connected with the first station 304and the second station 305 to control operation, at least one of the twoside edges 302 and 303 of the planar member 301 are vertically movedalong the first station 304 and second station 305, the two side edges302 and 303 of the planar member 301 are syncronizedly moved along thefirst station 304 and the second station 305 at the same level, duringthe movement, the stopper 306 retracts when under pressure from thewheel roller 308, the stopper 307 contracts when not under pressure fromthe wheel roller 308.

FIG. 4 demonstrates the front view of the adjustable writing board 400as described in a second embodiment of the invention. An portableadjustable writing board 400 comprises a planar member 401 having afront face 402, a rear face 403 opposed to the front face, two sideedges 404 and 405 slidably engaged with a first station 406 and a secondstation 407 respectively; a remote control panel electrically connectedwith the first station 406, and the second station 407 to controloperations thereof; wherein each of the first station 406, and thesecond station 407 comprises a slide guiding rail 409 and a wheel roller408 slidably received in the slide guiding rail 409.

As shown in FIG. 4, the board comprises supporting stands 410 affixedaround a periphery of the planar member 401 to support the planar memberon a ground. The supporting stands 410 are affixed along a bottom edge411 and two side edges of the planar member 404 and 405. The firststation 406 and the second station 407 are arranged between the two sideedges 404 and 405 of the planar member 401 and the supporting stands410.

For example, the portable adjusting writing board 400 may be ten feet inheight, wherein the planar member 401 may be six feet in length and fourfeet in height, which may be either a chalk or white board. Each stationmay be nine feet in height, vertically installed one feet above thebottom of supporting stands 410. Two supporting stands 410 are affixedalong the bottom edge 411 and two side edges of the planar member 404and 405 respectively, each with a plural of wheels for movement. Thelength and height may be adjusted according to the using situation andby ordinary means. Therefore, the writing board may be moved andsupported on a ground when needed, at the mean time may be adjusted upand down by the remote control panel to a desired position.

In another embodiment as shown in FIG. 5, an adjustable writing board500 comprises a planar member 501 having a front face 502, a rear face503 opposed to the front face, two side edges 504 and 505 slidablyengaged with a first station 506 and a second station 507 respectively;a third station 508 slidably engaged with a middle portion of the planarmember 501; wherein each of the first station 506, the second station507, and the third station 508 comprises a slide guiding rail 509, awheel roller slidably received in the slide guiding rail, and a pressbutton 510 on the second station 507 to keep the writing board indesired position.

When the writing board 500 are in use, at least one of the first station506, the second station 507, and the third station 508 may be affixed ona wall. For example, the planar member 501 of the writing board 500 maybe eight feet in length and four feet in height, which may be either achalk or white board. Each station may be eight feet in height,vertically installed one foot above the ground. The length and heightmay be adjusted according to the using situation and by ordinary means.

When the planar member 501 is manually and horizontally moved by handfrom top to bottom along the first station 506 and the second station507, at least one of the two side edges 504 and 505 of the planar member501 are vertically moved along the first station 506 and second station507, at least one of the two side edges 504 and 505 and the middleportion of the planar member 501 are syncronizedly moved along the firststation 506, the second station 507, and the third station 508 at thesame level. When the writing board is in desired position, pressingbutton 510 to keeps the planar member 501 stay in this position.

FIG. 6 demonstrates the front view of the adjustable writing board 600as described in another embodiment of the invention. An portableadjustable writing board 600 comprises a planar member 601 having afront face 602, a rear face 603 opposed to the front face 602, two sideedges 604 and 605 slidably engaged with a first station 606 and a secondstation 607 respectively; wherein each of the first station 606, and thesecond station 607 comprises a slide guiding rail 609 and a wheel roller608 slidably received in the slide guiding rail 609; and a press button610 on the second station 607 to keep the writing board in desiredposition.

As shown in FIG. 6, the board comprises supporting stands 610 affixedaround a periphery of the planar member 601 to support the planar memberon a ground. The supporting stands 610 are affixed along a bottom edge611 and two side edges of the planar member 604 and 605. The firststation 606 and the second station 607 are arranged between the two sideedges 604 and 605 of the planar member 601 and the supporting stands610.

For example, the portable adjusting writing board 600 may be ten feet inheight, wherein the planar member 601 may be six feet in length and fourfeet in height, which may be either a chalk or white board. Each stationmay be nine feet in height, vertically installed one feet above thebottom of supporting stands 610. Two supporting stands 610 are affixedalong the bottom edge 611 and two side edges of the planar member 604and 605 respectively, each with a plural of wheels for movement. Thelength and height may be adjusted according to the using situation andby ordinary means. Therefore, the writing board may be moved andsupported on a ground when needed, at the mean time may be manuallyadjusted up and down to a desired position, then pressing button 610 tokeeps the planar member 601 stay in this position.

Since many modifications, variations, and changes in detail can be madeto the described preferred embodiments of the invention, it is intendedthat all matters in the foregoing description and shown in theaccompanying drawings be interpreted as illustrative and not in alimiting sense. Thus, the scope of the invention should be determined bythe appended claims and their legal equivalence.

What is claimed is:
 1. An adjustable writing board, comprising, a planar member having a front face, a rear face opposed to the front face, two side edges slidably engaged with a first station and a second station respectively; a remote control panel electrically connected with the first and the second station to control operations thereof; wherein each of the first station and the second station comprises a locking mechanism having a slide guiding rail, a wheel roller slidably received in the slide guiding rail, and a plurality of stoppers, which can retract and contract to block and release the wheel roller.
 2. The adjustable writing board, as recited in claim 1, wherein the two side edges of the planar member are vertically moved along the first and second stations.
 3. The adjustable writing board, as recited in claim 1, further comprising a third station slidably engaged with a middle portion of the planar member.
 4. The adjustable writing board, as recited in claim 3, wherein the two side edges and the middle portion of the planar member are syncronizedly moved along the first, the second, and the third stations at the same level.
 5. The adjustable writing board, as recited in claim 1, wherein at least one of the first station and the second station are affixed on a wall.
 6. The adjustable writing board, as recited in claim 1, further comprising one or a plural of supporting stands affixed around a periphery of the planar member to support the planar member on a ground.
 7. The adjustable writing board, as recited in claim 6, wherein the one or a plural of supporting stand are affixed along a bottom edge and two side edges of the planar member.
 8. The adjustable writing board, as recited in claim 7, wherein the first station and the second station are arranged between the two side edges of the planar member and the supporting stand.
 9. The adjustable writing board, as recited in claim 1, further comprising a press button on at least one of the first station, the second station.
 10. An adjustable writing board, comprising, a planar member having a front face, a rear face opposed to the front face, two side edges slidably engaged with a first station and a second station respectively; wherein each of the first station and the second station comprises a locking mechanism having a slide guiding rail, a wheel roller slidably received in the slide guiding rail, and a plurality of stoppers, which can retract and contract to block and release the wheel roller.
 11. The adjustable writing board, as recited in claim 10, wherein the planar member is manually and horizontally moved by hand from top to bottom along the first and the second stations.
 12. The adjustable writing board, as recited in claim 11, wherein the two side edges of the planar member are vertically moved along the first and second stations.
 13. The adjustable writing board, as recited in claim 10, further comprising a third station slidably engaged with a middle portion of the planar member.
 14. The adjustable writing board, as recited in claim 13, wherein the two side edges and the middle portion of the planar member are syncronizedly moved along the first, the second, and the third stations at the same level.
 15. The adjustable writing board, as recited in claim 10, wherein at least one of the first station, the second station are affixed on a wall.
 16. The adjustable writing board, as recited in claim 10, further comprising one or a plural of supporting stands affixed around a periphery of the planar member to support the planar member on a ground.
 17. The adjustable writing board, as recited in claim 16, wherein the one or a plural of supporting stands are affixed along a bottom edge and two side edges of the planar member.
 18. The adjustable writing board, as recited in claim 17, wherein the first station and the second station are arranged between the two side edges of the planar member and the supporting stand.
 19. The adjustable writing board, as recited in claim 10, further comprising a press button on at least one of the first station, the second station. 